Phase behavior and morphology of the hybrid composites.
| Composite | Host copolymer | Glass transition temperature, °C | Phase behaviora | Microphase separationb |
|---|---|---|---|---|
| V20-LC40-V20 | pVP20-b-pPhM40-b-pVP20 | 33 | N 105 (0.6) I | U |
| V60-LC40-V60 | pVP60-b-pPhM40-b-pVP60 | 34 | N 111 (0.3) I | L |
| LC20-V40-LC20 | pPhM20-b-pVP40-b-pPhM20 | 30 | N 87 (0.6) I | U |
| V120-LC100 | pVP120-b-pPhM100 | 32 | N 127 (0.6) I | C |
| V120-LC40 | pVP120-b-pPhM40 | 32/138 | N 117 (0.2) I | L |
| V60-LC40 | pVP60-b-pPhM40 | 31 | N 115 (0.7) I | U |
| VLC-1 | p(VP50-r-pPhM50) | 50 | — | — |
| VLC-2 | p(VP75-r-pPhM25) | 67 | — | — |
a
N – nematic phase, I – isotropic melt. Isotropization enthalpy (in J g−1) is given in brackets.
b
L – lamellar structure, C – cylindrical structure, and U – unclear type of a microphase separated structure, which still contains discrete microphases formed by pVP blocks.